Student credit cards are for students that are 18 and older. Student credit cards should be used with care. While they can be a great benefit to help you towards the path of a healthy credit score, they can also put you in the worst of circumstances, student debt. It's recommeneded to only put purchases on your card that you can pay off in 30 days. The good news is student credit cards have came along way from just plain jane to offering rewards and 0% APR introductory rates.